cachified-adapter-cloudflare-kv/dist/index.js

Cloudflare KV adapter for @epic-web/cachified

import { totalTtl } from "@epic-web/cachified";
function buildCacheKey(givenKey, keyPrefix) {
  return keyPrefix ? `${keyPrefix}:${givenKey}` : givenKey;
}
async function deleteOperation(kv, key, keyPrefix) {
  const cacheKey = buildCacheKey(key, keyPrefix);
  await kv.delete(cacheKey);
}
async function getOperation(kv, key, keyPrefix) {
  const cacheKey = buildCacheKey(key, keyPrefix);
  const { value, metadata } = await kv.getWithMetadata(cacheKey, { type: "text" });
  if (value === null) {
    return value;
  }
  const jsonValue = JSON.parse(value);
  return {
    value: jsonValue,
    metadata
  };
}
async function setOperation(kv, key, value, keyPrefix) {
  const cacheKey = buildCacheKey(key, keyPrefix);
  let expirationTtl = totalTtl(value.metadata);
  if (expirationTtl === Infinity) {
    expirationTtl = void 0;
  } else {
    expirationTtl = Math.max(Math.ceil(expirationTtl / 1e3), 60);
  }
  await kv.put(cacheKey, JSON.stringify(value.value), {
    expirationTtl,
    metadata: value.metadata
  });
  return value.value;
}
function cloudflareKvCacheAdapter(config) {
  return {
    name: config.name ?? "CloudflareKV",
    get: async (key) => {
      return getOperation(config.kv, key, config.keyPrefix);
    },
    set: async (key, value) => {
      return await setOperation(config.kv, key, value, config.keyPrefix);
    },
    delete: async (key) => {
      await deleteOperation(config.kv, key, config.keyPrefix);
    }
  };
}
export {
  cloudflareKvCacheAdapter
};
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